<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>layui</title>
    <meta name="renderer" content="webkit">
    <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
    <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
    <link rel="stylesheet" href="../../lib/layui-v2.6.3/css/layui.css" media="all">
    <link rel="stylesheet" href="../../css/public.css" media="all">
    <style>
        body {
            background-color: #ffffff;
        }
    </style>
</head>
<body>
<div class="layui-form layuimini-form">
    <div class="layui-form-item">
        <label class="layui-form-label required">学校名</label>
        <div class="layui-input-block">
            <input type="text" name="username" lay-verify="required" lay-reqtext="不能为空" placeholder="请输入学校名" value="" id="reg" class="layui-input">
            <tip>填写学校名称。</tip>
        </div>
    </div>
    <div class="layui-form-item">
        <label class="layui-form-label required">学校信息</label>
        <div class="layui-input-inline">
            <select name="level" id="level" lay-filter="level">
                <option value="">请选择学校层次</option>
                <option value="小学">小学</option>
                <option value="中学">中学</option>
            </select>
        </div>
        <div class="layui-input-inline">
            <select name="grade" id="grade" lay-filter="grade">
                <!-- <option value="">请选择年级数量</option> -->
            </select>
        </div>
        <div class="layui-input-inline">
            <select name="class" id="class" lay-filter="class">
                <!-- <option value="">请选择班级数量</option> -->
            </select>
        </div>
    </div>

    <div class="layui-form-item">
        <div class="layui-input-block">
            <button class="layui-btn layui-btn-normal" lay-submit lay-filter="saveBtn">确认保存</button>
        </div>
    </div>
</div>
<script src="../../lib/layui-v2.6.3/layui.js" charset="utf-8"></script>
<script>
    layui.use(['form','laydate'], function () {
        var form = layui.form,
            layer = layui.layer,
            $ = layui.$;
        form.on('select(level)',function(data) {
            $('#class').empty();
            $('#class').append(new Option("请选择班级数量", ''));
            for(var i=0;i<30;i++){
                $('#class').append(new Option(i+1+"个", i+1));
            }
            if(data.value=="小学"){
                var Data=[{"id":"l1","value":"1 ~ 6年级"}];
                $('#grade').empty();
                $('#grade').append(new Option("请选择年级数量", ''));
                    $.each(Data, function (index, value) {
                        // 这里的 value.bedNo
                        // 前者是页面显示的值，后者是传递给后台的值。
                        // 正常情况下，后者应该是 value.id
                        $('#grade').append(new Option(value.value, value.id));// 下拉菜单里添加元素
                    });
                    //渲染select
                    form.render('select');
            }else{
                var Data=[{"id":"l2","value":"初中(7~9年级)"},{"id":"l3","value":"高中(1~3年级)"},{"id":"l4","value":"中学(7年级~高3年级)"}];
                $('#grade').empty();
                $('#grade').append(new Option("请选择年级数量", ''));
                    $.each(Data, function (index, value) {
                        $('#grade').append(new Option(value.value, value.id));// 下拉菜单里添加元素
                    });
                    //渲染select
                    form.render('select');
            }
            
        });

        //监听提交
        form.on('submit(saveBtn)', function (data) {
            var json=JSON.stringify(data.field);
            $.ajax({
                url: "/schools",
                method: "POST",
                data:json,
                contentType: "application/json",
                success: function(data) {
                    var iframeIndex = parent.layer.getFrameIndex(window.name);
                    parent.layer.close(iframeIndex);
                    parent.location.href='/page/table.html';
                },
                error: function(err) {
                    layer.msg("服务器错误，请稍后重试!",{icon:2});
                }
            })
            return false;
        });
        // 监听学校名输入，校验是否已存在
        $("#reg").blur(function() {
            var that=$(this);
            if(that.val().length > 0){
                var str={"s_name":that.val()};
                str=JSON.stringify(str);
                $.ajax({
                    url:"/schools/regex",
                    method: "POST",
                    data:str,
                    contentType: "application/json",
                    success: function(data) {
                        if(data.code>0){
                            layer.msg("学校已存在，不可重复添加!",{icon:2});
                            that.val('');
                        }
                    },
                    error: function(err) {
                        layer.msg("服务器错误，请稍后重试!",{icon:2});
                    }
                })
            }else {
                layer.msg("学校名不能为空!",{icon:0});
            }
        })
    });
</script>
</body>
</html>